In the production of organosiloxane equilibration products (I) by rearrangement of the siloxane bonds by contacting an organosiloxane (mixture) used as starting material (II) with a macro-crosslinked cation exchange resin (III) containing sulfonic acid groups and isolating the resultant (I), the novelty is that (III) has a product P of its specific surface area and average pore diameter at least 2.2 x 10-3 m3/kg and specific surface area A at least 35 m2/g. An Independent claim is also included for organopolysiloxanes (I) obtained by this process.
申请公布号
EP1439200(A1)
申请公布日期
2004.07.21
申请号
EP20040000096
申请日期
2004.01.07
申请人
GOLDSCHMIDT GMBH
发明人
BURKHART, GEORG;DROESE, JUERGEN;DUDZIK, HORST;KLEIN, KLAUS-DIETER, DR.;KNOTT, WILFRIED, DR.;MOEHRING, VOLKER, DR.